Judy Jacobs Books

Indonesia a nation of islands

By Judy Jacobs

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Examines the history, people, politics, culture, and major cities of Indonesia.

Facial Expressions Anatomy and Analysis

By Judy Jacobs Hallcrest

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Creative Correspondence

By Michael Jacobs, Judy Jacobs

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Needle Felting Artful Fashion Leisure Arts 4296

By Kooler Design Studio Leisure Arts

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Passion Planets

By Shellie Enteen, Judy Jacobs

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.